🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.53 AU - 0.59 AU

Year: 182 Days

Day: 38.1 Hours

Environment

Temp: 15 °C

Axial Tilt: 13.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.53 AU - 0.69 AU

Year: 207 Days

Day: 14 Hours

Environment

Temp: 7 °C

Axial Tilt: 29.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,408,609 km

• M1: 290,369 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.59 AU - 0.75 AU

Year: 238 Days

Day: 29 Hours

Environment

Temp: 17 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 70,408,609 km

• M1: 41,139 km (0.06 R)

Asteroid Belt

Center: 2.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.4

Radius: 11.7

Gravity: 5.9 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.54 AU - 3.56 AU

Year: 2899 Days

Day: 10.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,408,609 km

• M1: 145,559 km (0.086 R)
• M2: 510,877 km (0.084 R)
• M3: 881,131 km (0.091 R)
• M4: 2,048,294 km (0.029 R)
• M5: 2,506,961 km (0.088 R)
• M6: 2,933,016 km (0.082 R)
• M7: 3,482,040 km (0.044 R)
• M8: 4,602,378 km (0.061 R)
• M9: 5,948,909 km (0.052 R)
• M10: 6,772,744 km (0.051 R)
• M11: 7,321,320 km (0.033 R)
• M12: 8,301,635 km (0.098 R)
• M13: 9,894,852 km (0.09 R)
• M14: 11,342,959 km (0.118 R)
• M15: 12,294,851 km (0.034 R)
• M16: 12,881,873 km (0.066 R)
• M17: 13,393,049 km (0.105 R)
• M18: 16,155,373 km (0.096 R)
• M19: 17,755,322 km (0.069 R)
• M20: 18,156,843 km (0.114 R)
• M21: 20,008,416 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.1

Radius: 8.9

Gravity: 10.66 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.05 AU - 4.85 AU

Year: 3403 Days

Day: 11.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,408,609 km

• M1: 110,702 km (0.072 R)
• M2: 410,197 km (0.096 R)
• M3: 688,001 km (0.101 R)
• M4: 1,031,477 km (0.096 R)
• M5: 1,436,289 km (0.12 R)
• M6: 1,998,179 km (0.114 R)
• M7: 2,413,462 km (0.096 R)
• M8: 3,972,272 km (0.074 R)
• M9: 4,373,793 km (0.09 R)
• M10: 4,851,459 km (0.026 R)
• M11: 7,054,288 km (0.096 R)
• M12: 7,378,317 km (0.074 R)
• M13: 8,267,227 km (0.108 R)
• M14: 8,923,363 km (0.059 R)
• M15: 10,174,899 km (0.041 R)
• M16: 10,463,623 km (0.087 R)
• M17: 11,990,269 km (0.084 R)
• M18: 13,610,265 km (0.057 R)
• M19: 15,317,476 km (0.082 R)
• M20: 15,697,155 km (0.076 R)
• M21: 16,194,568 km (0.077 R)
• M22: 17,454,780 km (0.114 R)
• M23: 19,026,904 km (0.03 R)
• M24: 21,356,592 km (0.066 R)
• M25: 23,011,294 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.7

Radius: 12.8

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.01 AU - 4.09 AU

Year: 3533 Days

Day: 11.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,408,609 km

• M1: 170,093 km (0.057 R)
• M2: 722,857 km (0.037 R)
• M3: 1,353,412 km (0.117 R)
• M4: 2,026,004 km (0.115 R)
• M5: 2,591,783 km (0.059 R)
• M6: 3,147,689 km (0.079 R)
• M7: 3,800,684 km (0.094 R)
• M8: 4,358,534 km (0.062 R)
• M9: 4,926,707 km (0.047 R)
• M10: 5,543,798 km (0.069 R)
• M11: 6,525,908 km (0.088 R)
• M12: 7,473,910 km (0.119 R)
• M13: 11,525,020 km (0.102 R)
• M14: 13,078,444 km (0.093 R)
• M15: 15,472,609 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.4

Radius: 4.4

Gravity: 51.62 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 10.87 AU - 12.23 AU

Year: 17015 Days

Day: 21.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,408,609 km

• M1: 56,398 km (0.074 R)
• M2: 371,900 km (0.027 R)
• M3: 513,869 km (0.056 R)
• M4: 2,230,055 km (0.119 R)
• M5: 2,913,867 km (0.096 R)
• M6: 4,303,332 km (0.054 R)
• M7: 5,198,227 km (0.11 R)
• M8: 5,352,163 km (0.088 R)
• M9: 6,253,789 km (0.098 R)
• M10: 6,695,402 km (0.115 R)
• M11: 6,877,762 km (0.075 R)
• M12: 7,542,276 km (0.111 R)
• M13: 9,164,066 km (0.101 R)
• M14: 12,044,723 km (0.11 R)
• M15: 13,652,302 km (0.099 R)
• M16: 16,119,171 km (0.081 R)
• M17: 19,415,410 km (0.099 R)
• M18: 26,047,532 km (0.115 R)
• M19: 28,834,391 km (0.086 R)
• M20: 42,902,575 km (0.086 R)
• M21: 49,303,419 km (0.056 R)
• M22: 49,475,307 km (0.087 R)
• M23: 50,167,347 km (0.057 R)
• M24: 63,141,671 km (0.093 R)
• M25: 69,850,687 km (0.104 R)
• M26: 72,706,660 km (0.078 R)
• M27: 75,868,261 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.4

Radius: 3.3

Gravity: 56.88 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 9.23 AU - 15.39 AU

Year: 18722 Days

Day: 20.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,408,609 km

• M1: 41,289 km (0.064 R)
• M2: 195,674 km (0.114 R)
• M3: 318,643 km (0.069 R)
• M4: 424,708 km (0.072 R)
• M5: 1,001,707 km (0.061 R)
• M6: 1,153,848 km (0.066 R)
• M7: 1,552,826 km (0.103 R)
• M8: 1,922,033 km (0.118 R)
• M9: 2,905,490 km (0.107 R)
• M10: 3,605,309 km (0.048 R)
• M11: 4,056,645 km (0.054 R)
• M12: 5,366,973 km (0.063 R)
• M13: 8,118,676 km (0.116 R)
• M14: 8,472,775 km (0.066 R)
• M15: 9,878,247 km (0.119 R)
• M16: 11,244,973 km (0.064 R)
• M17: 16,569,311 km (0.105 R)
• M18: 16,730,577 km (0.083 R)
• M19: 17,804,391 km (0.114 R)
• M20: 21,395,039 km (0.069 R)
• M21: 24,177,110 km (0.112 R)
• M22: 25,978,717 km (0.092 R)
• M23: 28,440,201 km (0.116 R)
• M24: 31,297,969 km (0.063 R)
• M25: 34,866,925 km (0.119 R)
• M26: 34,999,170 km (0.07 R)
• M27: 38,274,466 km (0.114 R)
• M28: 44,798,728 km (0.109 R)
• M29: 45,111,687 km (0.101 R)
• M30: 48,816,628 km (0.036 R)
• M31: 51,338,997 km (0.116 R)
• M32: 53,770,262 km (0.087 R)
• M33: 55,733,734 km (0.069 R)
• M34: 56,824,452 km (0.03 R)
• M35: 59,992,187 km (0.046 R)
• M36: 62,297,789 km (0.055 R)
• M37: 64,462,470 km (0.042 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 12,646 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit